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US2539802A
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Material-holder carrier for automatic immersion apparatus
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Multiple lamp apparatus for interchanging liquid-cooled lamps
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Automatic washing apparatus
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Projecting microscope and viewing device
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Projector for microscopes and other magnifying devices
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Illumination device
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Filing cabinet
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Microscope projecting and viewing apparatus
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Automatic immersion apparatus
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Automatic immersion apparatus
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Projection and viewing apparatus
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Cabinet
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Method of preparing tissue
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Automatic immersion apparatus
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Automatic immersion apparatus
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Electrically heated implement
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Means for filing micro-slides
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Dispensing device
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CA522554A
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Method of preparing tissue
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CA506929A
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Automatic washing apparatus
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